Esin Attorney Partnership, Member Firm of Baker & McKenzie International, a Swiss Verein is a preeminent tax practice noted for its ‘high level of expertise’ and exemplary ‘understanding of the latest Turkish tax law developments’. The team excels in audits, disputes, pricing, and structuring across all tax types, with notable strength in financial taxation supporting high-profile transactions, often in collaboration with its banking practice. Team head Erdal Ekinci is a recognised authority in the space and has been praised for his litigation skills and exceptional advice. Orhan Pala’s diverse tax portfolio is marked by his leadership in complex finance and capital markets-related tax matters. İpek Beril Bozoğlu brings strategic insight to intricate tax disputes.

GSG Attorneys at Law/GSG Hukuk delivers top-tier contentious and advisory services, with digital taxation forming a core focus of its practice, particularly for prominent e-commerce and social media clients. The team offers critical support in investigations, providing in-depth review, analysis, and evaluation of claims, alongside comprehensive counsel during court proceedings. Practice head Ezgi Turkmen is an expert in complex tax litigation, including nuanced transfer pricing disputes. Gülcan Çalışkan is recognised for her adept handling of investigation processes, leveraging a thorough understanding of inspector perspectives. Oyku Ocal plays a key role in international and digital taxation matters.

NAZALI Attorney Partnership excels in advising on the tax implications of domestic and international restructurings, including M&As, spin-offs, and double-tax treaty considerations. Transfer pricing and tax inspections are central to the group’s capabilities, complemented by strong litigation support throughout all stages of tax disputes, from initial petitions to appeal procedures. Founding partner Ersin Nazali is a leading authority in tax-customs disputes, litigation, inspections, transfer pricing, and restructurings. Gözde Saruhan Berk is a respected mediator and specialist in tax disputes. Begüm Solak Ekler brings broad expertise, particularly in managing high-profile and complex restructuring projects.

ADMD/Mavioglu & Alkan Law Office provides critical tax support to its corporate clients, particularly in facilitating M&A transactions or cross-border investment deals. Beyond transactional work, the team is distinguished by its effective communication with authorities and adept representation before administrative courts. Additionally, the group provides expert advice on tax restructurings. Co-chair Duygu Alkan, a skilled litigator, resolves complex tax disputes through litigation, arbitration, and mediation. On the transactional front, co-chair Orhan Yavuz Mavioglu guides foreign investors through Turkey’s intricate tax framework.

Boutique tax law firm GNDO Legal/ Gündüz Özgenç Attorney Partnership specialises in assisting clients with fund recovery through structuring, advisory, and dispute resolution services. Zeki Gündüz and Selçuk Özgenç jointly lead the firm’s agile tax practice. Gündüz contributes over 40 years of tax law expertise, complemented by his regulatory insights from his tenure as an inspector with the Ministry of Finance. Özgenç focuses on tax litigation, bringing substantial experience and a strong track record in this area.

Hergüner Bilgen Üçer Attorney Partnership showcases strong expertise across property, banking, insurance, and corporate taxes. Recent standout work includes handling intricate pension and inheritance matters and advising on high-profile bilateral tax agreements. The team is a trusted advisor for prominent financial institutions, offering exceptional tax litigation services and insight into emerging legal areas. Co-chair and founding partner Ayşe Hergüner Bilgen is highly regarded for her skill in navigating complex tax disputes before administrative courts. Co-chair Tolga Danışman is noted for his role in high-profile, precedent-setting tax cases.

Özdirekcan Dündar Şenocak Ak in partnership with Gide Loyrette Nouel and its wider international network leverages a robust understanding of Turkish tax law to support cross-border transactions, particularly in the banking and finance sectors. The team has developed niche expertise in the tax aspects of cross-border financial leasing of aircrafts, while restructuring continues to be a key focus area. Team head Bülent Özdirekcan applies extensive tax law experience to complex banking and corporate transactions. Mustafa Karadaş is recognised for his expertise in the tax implications of M&A transactions.

Penezoglu Law Firm’s dynamic tax practice serves a distinguished roster of multinational clients spanning the hospitality, digital media, energy, e-commerce, and retail sectors. Renowned for its litigation expertise, the team has established key precedents in tax cases and delivers significant contributions in venture capital and asset management. Founder and team head Yusuf Gökhan Penezoglu is a versatile and committed tax law expert, proficient across the full spectrum of tax matters. Zeynep Kilavuz, Ece Sara Tari, and Ayse Uzun Nurili further bolster the practice with their effective tax law services.

Balcioglu Selçuk Eymirlioglu Ardiyok Keki Attorney Partnership offers specialist expertise in litigation concerning double tax treaty matters. The team also demonstrates a strong grasp of tax structuring in cross-border investments and M&A transactions, advising across a comprehensive range of tax issues. Team head Gökçe Sarısu Kanmaz is highly skilled in navigating complex tax disputes and managing tax controversies at both administrative and judicial stages.

Bezen & Partners delivers comprehensive tax services, encompassing structuring and litigation. Ege Göktuna offers expertise in the nuanced aspects of tax structuring and disputes. Serdar Bezen enhances the practice with his robust knowledge of project financing and M&A transactions, while Murat Soylu brings valuable regulatory and capital markets insight to the team.

Erdem & Erdem Law Office stands out for its robust tax litigation capabilities, particularly in customs disputes, while also excelling in non-contentious mandates such as corporate restructuring and risk assessments on contentious tax issues. Led by Canan Doksat, the team offers extensive expertise in both contentious and transactional tax matters, including the complex tax implications of insolvency. Beyza Günsel Sürücü and Tunahan Sefa Aydın are also key members of the team.

Moroglu Arseven advises investment funds and corporations on a wide range of tax issues, including transactions, regulatory compliance, and disputes. The team is particularly skilled in navigating tax treaties, double taxation matters, transfer pricing, and directors’ liabilities. Known for its effective engagement with tax authorities and representation in administrative courts, the practice is led by Ertunç Şirin, whose expertise spans tax planning, litigation, and investigations. Metin Abut adds further strength with his focus on tax, customs, and trade disputes.